[SCM] Hurd branch, master, updated. v0.9-23-gbecc704

[Richard Braun]

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- Log -----------------------------------------------------------------
commit becc70478c4e09e03e821703ac42fb3be985e97f
Merge: cef4f1d 05c364c
Author: Richard Braun <address@hidden>
Date:   Sat Jan 28 14:18:32 2017 +0100

    Merge remote-tracking branch 'remotes/darnassus/ext2fs-xattrs'

commit 05c364c6588fb8e61cf075863919a40250172ba0
Author: Richard Braun <address@hidden>
Date:   Sun Jan 8 23:01:11 2017 +0100

    ext2fs: downgrade warnings about old translator records to debug messages
    
    ext2fs/inode.c (diskfs_set_translator): Replace call to ext2_warning
    with ext2_debug.
    (diskfs_get_translator): Likewise.

commit 0849e0ba8c5faae3af49ac01dbc15b706c479b2c
Author: Richard Braun <address@hidden>
Date:   Fri Jan 6 21:01:22 2017 +0100

    ext2fs: fix extended attribute retrieval
    
    * ext2fs/xattr.c (ext2_get_xattr): Reset buffer size before each call
    to xattr_entry_get.

commit 059f34b91f705a7451491068668fedab07ee3a24
Author: Richard Braun <address@hidden>
Date:   Fri Jan 6 20:56:01 2017 +0100

    ext2fs: minor cleanup
    
    Fix some typos, types, add a few checks against integer overflows.
    
    ext2fs/inode.c (diskfs_user_read_node): Initialize datalen to 0.
    (diskfs_set_translator): Fix typo.
    (diskfs_get_translator): Change datalen type to size_t.
    * ext2fs/xattr.c (xattr_entry_get): Change type of block parameter
    to void *.
    (xattr_entry_create): Guard against integer overflows.
    (xattr_entry_replace): Likewise.
    (ext2_set_xattr): Fix typo.

commit 41857c776d63bfed4c14bd882b3c9eade1f52e4d
Author: Richard Braun <address@hidden>
Date:   Fri Jan 6 20:44:04 2017 +0100

    ext2fs: fix block reference
    
    ext2fs/xattr.c (ext2_get_xattr): Keep the inode reference until the
    block reference is done.

commit 109f842edae5297ad9c9ec3c8d88e2c74c9b0ca0
Author: Justus Winter <address@hidden>
Date:   Sat Oct 8 18:34:26 2016 +0200

    ext2fs: Fix potential block leak.
    
    * ext2fs/xattr.c (ext2_set_xattr): We allocate a block, but only
    register it as the inodes acl block on success.  Make sure to
    deallocate the block otherwise.

commit 4490e9a08367c7af617358de5b85ae7ab5198278
Author: Justus Winter <address@hidden>
Date:   Sat Oct 8 18:25:13 2016 +0200

    ext2fs: Fix block allocation.
    
    * ext2fs/xattr.c (ext2_set_xattr): Check returned block number before
    mapping it.

commit 4818346b39b5a58962d1676ea0bb3a0b954c1fed
Author: Justus Winter <address@hidden>
Date:   Mon Oct 3 19:23:55 2016 +0200

    ext2fs: Require users to opt-in for xattr-based translator records.
    
    * ext2fs/ext2fs.c (use_xattr_translator_records): New variable.
    (X_XATTR_TRANSLATOR_RECORDS): New macro.
    (options): New option '--x-xattr-translator-records'.
    (parse_opt): Handle new option.
    * ext2fs/ext2fs.h (use_xattr_translator_records): New declaration.
    * ext2fs/inode.c (diskfs_set_translator): Use new variable.
    (diskfs_get_translator): Likewise.

commit c8dac952e7ed2a761da2b061a339d97092e55c01
Author: Justus Winter <address@hidden>
Date:   Mon Oct 3 18:47:43 2016 +0200

    ext2fs: Do not read translator record on Linux filesystems.
    
    * ext2fs/inode.c (diskfs_user_read_node): Do not read translator
    record on filesystems using Linux on-disk format.  We pondered to use
    this to introduce the feature, implementing it merely for Linux
    filesystem.

commit 08336418301f68c87e29e3735aa83cee1bc3c9b7
Author: Justus Winter <address@hidden>
Date:   Mon Oct 3 18:12:17 2016 +0200

    ext2fs: Fix block leak in xattr code.
    
    * ext2fs/xattr.c (ext2_set_xattr): Avoid allocating and leaking a
    block if the caller tries to delete an extended attribute from a node
    that has no extended attribute in the first place.

commit 76266d8cd0db429093e144a67ef66a0a6532c799
Author: Justus Winter <address@hidden>
Date:   Mon Oct 3 13:26:02 2016 +0200

    ext2fs: Use correct type for sizes.
    
    * ext2fs/ext2fs.h (ext2_{list,get,set}_xattr): Use 'size_t'.
    * ext2fs/xattr.c (xattr_entry_{list,get,create): Use 'size_t' where
    appropriate.
    (ext2_{list,get,set}_xattr): Likewise.

commit ea86767459e01e524c05190127ef1e71f5a47ff9
Author: Justus Winter <address@hidden>
Date:   Mon Oct 3 13:25:14 2016 +0200

    ext2fs: Fix typo.

commit db968a37027f4bb8e7f290dbba15ddb2b87331f1
Author: Shengyu Zhang <address@hidden>
Date:   Wed Jul 6 14:21:23 2016 +0800

    ext2fs: Use xattr to store passive translator
    
    * ext2fs/inode.c (diskfs_set_translator): Use xattr to store passive 
translator
    if xattr is supported by filesystem.
    (diskfs_get_translator): Read value of xattr key "gnu.translator" if it 
exists.
    (diskfs_user_read_node): Set translator flag on reading.

commit 6ebebc80de3dfc7ada3a69d609f00088c2143be3
Author: Shengyu Zhang <address@hidden>
Date:   Fri May 13 09:18:59 2016 +0800

    ext2fs: Add support for xattr
    
    * ext2fs/Makefile (SRCS): Add xattr.c.
    * ext2fs/ext2_fs.h: Define EXT2_FEATURE_COMPAT_EXT_ATTR.
    * ext2fs/ext2fs.h: Add xattr functions.
    * ext2fs/ialloc.c (diskfs_free_node): Free xattr block.
    * ext2fs/xattr.c: xattr implement.
    * ext2fs/xattr.h: Likewise.

-----------------------------------------------------------------------

Summary of changes:
 ext2fs/Makefile  |    3 +-
 ext2fs/ext2_fs.h |    3 +-
 ext2fs/ext2fs.c  |   14 +
 ext2fs/ext2fs.h  |   23 ++
 ext2fs/ialloc.c  |    2 +
 ext2fs/inode.c   |  222 ++++++++++----
 ext2fs/xattr.c   |  876 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 ext2fs/xattr.h   |   85 ++++++
 8 files changed, 1163 insertions(+), 65 deletions(-)
 create mode 100644 ext2fs/xattr.c
 create mode 100644 ext2fs/xattr.h


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